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h264_loopfilter: constify all uses of H264Context

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All the variables modified by this code are either per-MB arrays or have
been moved to the per-slice context
pull/125/head
Anton Khirnov 10 years ago
parent 7505c8dfba
commit 34d4c605e9
2 changed files with 17 additions and 17 deletions
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  1. 4
      libavcodec/h264.h
  2. 30
      libavcodec/h264_loopfilter.c

4
libavcodec/h264.h
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@ -831,10 +831,10 @@ void ff_h264_direct_ref_list_init(const H264Context *const h, H264SliceContext *
void ff_h264_pred_direct_motion(const H264Context *const h, H264SliceContext *sl,
int *mb_type);
void ff_h264_filter_mb_fast(H264Context *h, H264SliceContext *sl, int mb_x, int mb_y,
void ff_h264_filter_mb_fast(const H264Context *h, H264SliceContext *sl, int mb_x, int mb_y,
uint8_t *img_y, uint8_t *img_cb, uint8_t *img_cr,
unsigned int linesize, unsigned int uvlinesize);
void ff_h264_filter_mb(H264Context *h, H264SliceContext *sl, int mb_x, int mb_y,
void ff_h264_filter_mb(const H264Context *h, H264SliceContext *sl, int mb_x, int mb_y,
uint8_t *img_y, uint8_t *img_cb, uint8_t *img_cr,
unsigned int linesize, unsigned int uvlinesize);

30
libavcodec/h264_loopfilter.c
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@ -103,7 +103,7 @@ static const uint8_t tc0_table[52*3][4] = {
static av_always_inline void filter_mb_edgev(uint8_t *pix, int stride,
const int16_t bS[4],
unsigned int qp, int a, int b,
H264Context *h, int intra)
const H264Context *h, int intra)
{
const unsigned int index_a = qp + a;
const int alpha = alpha_table[index_a];
@ -125,7 +125,7 @@ static av_always_inline void filter_mb_edgev(uint8_t *pix, int stride,
static av_always_inline void filter_mb_edgecv(uint8_t *pix, int stride,
const int16_t bS[4],
unsigned int qp, int a, int b,
H264Context *h, int intra)
const H264Context *h, int intra)
{
const unsigned int index_a = qp + a;
const int alpha = alpha_table[index_a];
@ -144,7 +144,7 @@ static av_always_inline void filter_mb_edgecv(uint8_t *pix, int stride,
}
}
static av_always_inline void filter_mb_mbaff_edgev(H264Context *h, uint8_t *pix,
static av_always_inline void filter_mb_mbaff_edgev(const H264Context *h, uint8_t *pix,
int stride,
const int16_t bS[7], int bsi,
int qp, int a, int b,
@ -167,7 +167,7 @@ static av_always_inline void filter_mb_mbaff_edgev(H264Context *h, uint8_t *pix,
}
}
static av_always_inline void filter_mb_mbaff_edgecv(H264Context *h,
static av_always_inline void filter_mb_mbaff_edgecv(const H264Context *h,
uint8_t *pix, int stride,
const int16_t bS[7],
int bsi, int qp, int a,
@ -193,7 +193,7 @@ static av_always_inline void filter_mb_mbaff_edgecv(H264Context *h,
static av_always_inline void filter_mb_edgeh(uint8_t *pix, int stride,
const int16_t bS[4],
unsigned int qp, int a, int b,
H264Context *h, int intra)
const H264Context *h, int intra)
{
const unsigned int index_a = qp + a;
const int alpha = alpha_table[index_a];
@ -215,7 +215,7 @@ static av_always_inline void filter_mb_edgeh(uint8_t *pix, int stride,
static av_always_inline void filter_mb_edgech(uint8_t *pix, int stride,
const int16_t bS[4],
unsigned int qp, int a, int b,
H264Context *h, int intra)
const H264Context *h, int intra)
{
const unsigned int index_a = qp + a;
const int alpha = alpha_table[index_a];
@ -234,7 +234,7 @@ static av_always_inline void filter_mb_edgech(uint8_t *pix, int stride,
}
}
static av_always_inline void h264_filter_mb_fast_internal(H264Context *h,
static av_always_inline void h264_filter_mb_fast_internal(const H264Context *h,
H264SliceContext *sl,
int mb_x, int mb_y,
uint8_t *img_y,
@ -416,7 +416,7 @@ static av_always_inline void h264_filter_mb_fast_internal(H264Context *h,
}
}
void ff_h264_filter_mb_fast(H264Context *h, H264SliceContext *sl,
void ff_h264_filter_mb_fast(const H264Context *h, H264SliceContext *sl,
int mb_x, int mb_y, uint8_t *img_y,
uint8_t *img_cb, uint8_t *img_cr,
unsigned int linesize, unsigned int uvlinesize)
@ -438,7 +438,7 @@ void ff_h264_filter_mb_fast(H264Context *h, H264SliceContext *sl,
#endif
}
static int check_mv(H264Context *h, H264SliceContext *sl, long b_idx, long bn_idx, int mvy_limit)
static int check_mv(H264SliceContext *sl, long b_idx, long bn_idx, int mvy_limit)
{
int v;
@ -468,7 +468,7 @@ static int check_mv(H264Context *h, H264SliceContext *sl, long b_idx, long bn_id
return v;
}
static av_always_inline void filter_mb_dir(H264Context *h, H264SliceContext *sl,
static av_always_inline void filter_mb_dir(const H264Context *h, H264SliceContext *sl,
int mb_x, int mb_y,
uint8_t *img_y, uint8_t *img_cb, uint8_t *img_cr,
unsigned int linesize, unsigned int uvlinesize,
@ -565,7 +565,7 @@ static av_always_inline void filter_mb_dir(H264Context *h, H264SliceContext *sl,
int b_idx= 8 + 4;
int bn_idx= b_idx - (dir ? 8:1);
bS[0] = bS[1] = bS[2] = bS[3] = check_mv(h, sl, 8 + 4, bn_idx, mvy_limit);
bS[0] = bS[1] = bS[2] = bS[3] = check_mv(sl, 8 + 4, bn_idx, mvy_limit);
mv_done = 1;
}
else
@ -583,7 +583,7 @@ static av_always_inline void filter_mb_dir(H264Context *h, H264SliceContext *sl,
}
else if(!mv_done)
{
bS[i] = check_mv(h, sl, b_idx, bn_idx, mvy_limit);
bS[i] = check_mv(sl, b_idx, bn_idx, mvy_limit);
}
}
}
@ -646,7 +646,7 @@ static av_always_inline void filter_mb_dir(H264Context *h, H264SliceContext *sl,
int b_idx= 8 + 4 + edge * (dir ? 8:1);
int bn_idx= b_idx - (dir ? 8:1);
bS[0] = bS[1] = bS[2] = bS[3] = check_mv(h, sl, b_idx, bn_idx, mvy_limit);
bS[0] = bS[1] = bS[2] = bS[3] = check_mv(sl, b_idx, bn_idx, mvy_limit);
mv_done = 1;
}
else
@ -664,7 +664,7 @@ static av_always_inline void filter_mb_dir(H264Context *h, H264SliceContext *sl,
}
else if(!mv_done)
{
bS[i] = check_mv(h, sl, b_idx, bn_idx, mvy_limit);
bS[i] = check_mv(sl, b_idx, bn_idx, mvy_limit);
}
}
@ -712,7 +712,7 @@ static av_always_inline void filter_mb_dir(H264Context *h, H264SliceContext *sl,
}
}
void ff_h264_filter_mb(H264Context *h, H264SliceContext *sl,
void ff_h264_filter_mb(const H264Context *h, H264SliceContext *sl,
int mb_x, int mb_y,
uint8_t *img_y, uint8_t *img_cb, uint8_t *img_cr,
unsigned int linesize, unsigned int uvlinesize)

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